1. Lacking brilliance or vitality
   "a dull lacklustre life"
   - lackluster [US], lusterless [N. Amer], lustreless [Brit, Cdn] 
2. Lacking lustre or shine
   "staring with lacklustre eyes"
   - lackluster [US], lusterless [N. Amer], lustreless [Brit, Cdn]

See also: dull, hebetudinous

• Nebcin
• NEbE
• Nebiim
• NEbN
• Nebo
• Nebraska
• Nebraska fern
• Nebraskan
• nebuchadnezzar
• Nebuchadnezzar II
• Nebuchadrezzar
• Nebuchadrezzar II
• nebula
• nebular
• nebular hypothesis
• nebule
• nebulise
• nebuliser
• nebulize
• nebulizer
• nebulose
• nebulosity
• nebulous
• nebulously
• nebulousness